42979840

素因数分解:

$2^9\times 5^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:289

約数の個数: 80

約数和(自身を含む): 104689728

約数和(自身を除く): 61709888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 163, 206, 256, 320, 326, 412, 512, 515, 640, 652, 815, 824, 1030, 1280, 1304, 1630, 1648, 2060, 2560, 2608, 3260, 3296, 4120, 5216, 6520, 6592, 8240, 10432, 13040, 13184, 16480, 16789, 20864, 26080, 26368, 32960, 33578, 41728, 52160, 52736, 65920, 67156, 83456, 83945, 104320, 131840, 134312, 167890, 208640, 263680, 268624, 335780, 417280, 537248, 671560, 1074496, 1343120, 2148992, 2686240, 4297984, 5372480, 8595968, 10744960, 21489920, 42979840]

約数ペア:

[(1, 42979840), (2, 21489920), (4, 10744960), (5, 8595968), (8, 5372480), (10, 4297984), (16, 2686240), (20, 2148992), (32, 1343120), (40, 1074496), (64, 671560), (80, 537248), (103, 417280), (128, 335780), (160, 268624), (163, 263680), (206, 208640), (256, 167890), (320, 134312), (326, 131840), (412, 104320), (512, 83945), (515, 83456), (640, 67156), (652, 65920), (815, 52736), (824, 52160), (1030, 41728), (1280, 33578), (1304, 32960), (1630, 26368), (1648, 26080), (2060, 20864), (2560, 16789), (2608, 16480), (3260, 13184), (3296, 13040), (4120, 10432), (5216, 8240), (6520, 6592)]